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nerdztech posted on r/gerd3d
It's the real Gaviscon Advance but it's the dispensing (pharmacy) version which technically should not be for resale, they have blanked out the "Gaviscon" part (no idea why) but it's the real stuff. https://www.amazon.com/HealthAZ-Advance-Anised-Flavour-500ML/dp/B0GTBHMVD4/133-0128793-8107048